writefreely/config/setup.go

363 lines
8.6 KiB
Go

/*
* Copyright © 2018 A Bunch Tell LLC.
*
* This file is part of WriteFreely.
*
* WriteFreely is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, included
* in the LICENSE file in this source code package.
*/
package config
import (
"fmt"
"github.com/fatih/color"
"github.com/manifoldco/promptui"
"github.com/mitchellh/go-wordwrap"
"github.com/writeas/web-core/auth"
"strconv"
)
type SetupData struct {
User *UserCreation
Config *Config
}
func Configure(fname string) (*SetupData, error) {
data := &SetupData{}
var err error
if fname == "" {
fname = FileName
}
data.Config, err = Load(fname)
var action string
isNewCfg := false
if err != nil {
fmt.Printf("No %s configuration yet. Creating new.\n", fname)
data.Config = New()
action = "generate"
isNewCfg = true
} else {
fmt.Printf("Loaded configuration %s.\n", fname)
action = "update"
}
title := color.New(color.Bold, color.BgGreen).PrintFunc()
intro := color.New(color.Bold, color.FgWhite).PrintlnFunc()
fmt.Println()
intro(" ✍ WriteFreely Configuration ✍")
fmt.Println()
fmt.Println(wordwrap.WrapString(" This quick configuration process will "+action+" the application's config file, "+fname+".\n\n It validates your input along the way, so you can be sure any future errors aren't caused by a bad configuration. If you'd rather configure your server manually, instead run: writefreely --create-config and edit that file.", 75))
fmt.Println()
title(" Server setup ")
fmt.Println()
tmpls := &promptui.PromptTemplates{
Success: "{{ . | bold | faint }}: ",
}
selTmpls := &promptui.SelectTemplates{
Selected: fmt.Sprintf(`{{.Label}} {{ . | faint }}`),
}
// Environment selection
selPrompt := promptui.Select{
Templates: selTmpls,
Label: "Environment",
Items: []string{"Development", "Production, standalone", "Production, behind reverse proxy"},
}
_, envType, err := selPrompt.Run()
if err != nil {
return data, err
}
isDevEnv := envType == "Development"
isStandalone := envType == "Production, standalone"
data.Config.Server.Dev = isDevEnv
var prompt promptui.Prompt
if isDevEnv || !isStandalone {
// Running in dev environment or behind reverse proxy; ask for port
prompt = promptui.Prompt{
Templates: tmpls,
Label: "Local port",
Validate: validatePort,
Default: fmt.Sprintf("%d", data.Config.Server.Port),
}
port, err := prompt.Run()
if err != nil {
return data, err
}
data.Config.Server.Port, _ = strconv.Atoi(port) // Ignore error, as we've already validated number
}
if isStandalone {
selPrompt = promptui.Select{
Templates: selTmpls,
Label: "Web server mode",
Items: []string{"Insecure (port 80)", "Secure (port 443)"},
}
sel, _, err := selPrompt.Run()
if err != nil {
return data, err
}
if sel == 0 {
data.Config.Server.Port = 80
data.Config.Server.TLSCertPath = ""
data.Config.Server.TLSKeyPath = ""
} else if sel == 1 {
data.Config.Server.Port = 443
prompt = promptui.Prompt{
Templates: tmpls,
Label: "Certificate path",
Validate: validateNonEmpty,
Default: data.Config.Server.TLSCertPath,
}
data.Config.Server.TLSCertPath, err = prompt.Run()
if err != nil {
return data, err
}
prompt = promptui.Prompt{
Templates: tmpls,
Label: "Key path",
Validate: validateNonEmpty,
Default: data.Config.Server.TLSKeyPath,
}
data.Config.Server.TLSKeyPath, err = prompt.Run()
if err != nil {
return data, err
}
}
} else {
data.Config.Server.TLSCertPath = ""
data.Config.Server.TLSKeyPath = ""
}
fmt.Println()
title(" Database setup ")
fmt.Println()
selPrompt = promptui.Select{
Templates: selTmpls,
Label: "Database driver",
Items: []string{"MySQL", "SQLite"},
}
sel, _, err := selPrompt.Run()
if err != nil {
return data, err
}
if sel == 0 {
// Configure for MySQL
data.Config.UseMySQL(isNewCfg)
prompt = promptui.Prompt{
Templates: tmpls,
Label: "Username",
Validate: validateNonEmpty,
Default: data.Config.Database.User,
}
data.Config.Database.User, err = prompt.Run()
if err != nil {
return data, err
}
prompt = promptui.Prompt{
Templates: tmpls,
Label: "Password",
Validate: validateNonEmpty,
Default: data.Config.Database.Password,
Mask: '*',
}
data.Config.Database.Password, err = prompt.Run()
if err != nil {
return data, err
}
prompt = promptui.Prompt{
Templates: tmpls,
Label: "Database name",
Validate: validateNonEmpty,
Default: data.Config.Database.Database,
}
data.Config.Database.Database, err = prompt.Run()
if err != nil {
return data, err
}
prompt = promptui.Prompt{
Templates: tmpls,
Label: "Host",
Validate: validateNonEmpty,
Default: data.Config.Database.Host,
}
data.Config.Database.Host, err = prompt.Run()
if err != nil {
return data, err
}
prompt = promptui.Prompt{
Templates: tmpls,
Label: "Port",
Validate: validatePort,
Default: fmt.Sprintf("%d", data.Config.Database.Port),
}
dbPort, err := prompt.Run()
if err != nil {
return data, err
}
data.Config.Database.Port, _ = strconv.Atoi(dbPort) // Ignore error, as we've already validated number
} else if sel == 1 {
// Configure for SQLite
data.Config.UseSQLite(isNewCfg)
prompt = promptui.Prompt{
Templates: tmpls,
Label: "Filename",
Validate: validateNonEmpty,
Default: data.Config.Database.FileName,
}
data.Config.Database.FileName, err = prompt.Run()
if err != nil {
return data, err
}
}
fmt.Println()
title(" App setup ")
fmt.Println()
selPrompt = promptui.Select{
Templates: selTmpls,
Label: "Site type",
Items: []string{"Single user blog", "Multi-user instance"},
}
_, usersType, err := selPrompt.Run()
if err != nil {
return data, err
}
data.Config.App.SingleUser = usersType == "Single user blog"
if data.Config.App.SingleUser {
data.User = &UserCreation{}
// prompt for username
prompt = promptui.Prompt{
Templates: tmpls,
Label: "Admin username",
Validate: validateNonEmpty,
}
data.User.Username, err = prompt.Run()
if err != nil {
return data, err
}
// prompt for password
prompt = promptui.Prompt{
Templates: tmpls,
Label: "Admin password",
Validate: validateNonEmpty,
}
newUserPass, err := prompt.Run()
if err != nil {
return data, err
}
data.User.HashedPass, err = auth.HashPass([]byte(newUserPass))
if err != nil {
return data, err
}
}
siteNameLabel := "Instance name"
if data.Config.App.SingleUser {
siteNameLabel = "Blog name"
}
prompt = promptui.Prompt{
Templates: tmpls,
Label: siteNameLabel,
Validate: validateNonEmpty,
Default: data.Config.App.SiteName,
}
data.Config.App.SiteName, err = prompt.Run()
if err != nil {
return data, err
}
prompt = promptui.Prompt{
Templates: tmpls,
Label: "Public URL",
Validate: validateDomain,
Default: data.Config.App.Host,
}
data.Config.App.Host, err = prompt.Run()
if err != nil {
return data, err
}
if !data.Config.App.SingleUser {
selPrompt = promptui.Select{
Templates: selTmpls,
Label: "Registration",
Items: []string{"Open", "Closed"},
}
_, regType, err := selPrompt.Run()
if err != nil {
return data, err
}
data.Config.App.OpenRegistration = regType == "Open"
prompt = promptui.Prompt{
Templates: tmpls,
Label: "Max blogs per user",
Default: fmt.Sprintf("%d", data.Config.App.MaxBlogs),
}
maxBlogs, err := prompt.Run()
if err != nil {
return data, err
}
data.Config.App.MaxBlogs, _ = strconv.Atoi(maxBlogs) // Ignore error, as we've already validated number
}
selPrompt = promptui.Select{
Templates: selTmpls,
Label: "Federation",
Items: []string{"Enabled", "Disabled"},
}
_, fedType, err := selPrompt.Run()
if err != nil {
return data, err
}
data.Config.App.Federation = fedType == "Enabled"
if data.Config.App.Federation {
selPrompt = promptui.Select{
Templates: selTmpls,
Label: "Federation usage stats",
Items: []string{"Public", "Private"},
}
_, fedStatsType, err := selPrompt.Run()
if err != nil {
return data, err
}
data.Config.App.PublicStats = fedStatsType == "Public"
selPrompt = promptui.Select{
Templates: selTmpls,
Label: "Instance metadata privacy",
Items: []string{"Public", "Private"},
}
_, fedStatsType, err = selPrompt.Run()
if err != nil {
return data, err
}
data.Config.App.Private = fedStatsType == "Private"
}
return data, Save(data.Config, fname)
}